baber/WOPTO huggingface dataset:
Patent KR-20120085121-A (KR)
Title: Clothes treating apparatus with clothes tray
Inventor: LEE JUN HWAN
IPC: D06F37/26
Filed: 2011-01-21
Abstract: PURPOSE: A washing machine having a tray is provided to facilitate withdrawing the completed laundry. CONSTITUTION: A washing machine having a tray comprises a laundry inlet, a cabinet, a door(120), a tray(130) and a drum. The laundry inlet is formed in the front side of the cabinet. The laundry inlet is connected to the drum. The door opens and closes the laundry inlet. The tray is arranged in the lower part of the door. The tray is installed in the front side of the cabinet as withdrawable.
Patent KR-20120095569-A (KR)
Title: Method for extracting semantic information of mathematical formula, apparatus and computer-readable recording medium with program therefor
Inventor: PARK KEUN TAE
IPC: G06F17/30
Filed: 2011-02-21
Abstract: PURPOSE: A mathematical formula semantic information creation method, apparatus therefor, and computer readable recording medium are provided to extract implicit semantic information in a mathematical formula by analyzing the mathematical formula inputted as structured method. CONSTITUTION: An information input unit(110) receives mathematical formula data expressed as a mathematical formula. A mathematical data structuring unit(120) structures an operator and a parameter by extracting the operator and the parameter from mathematical formula data. An operator analysis unit(130) creates analyzed semantic information by combining the semantic mean with the parameter related to the operator by operating the semantic mean of the operator for the structured operator. A semantic information combination unit(140) creates semantic information combined mathematical formula data by combining the analyzed semantic information and the mathematical formula data.
Patent KR-20120097561-A (KR)
Title: 높이조절이 용이한 철봉의 구성방법
Inventor: CHOI JAE SEOCK
IPC: A63B1/00
Filed: 2011-02-25
Abstract: 본 발명은 높이조절이 가능한 철봉을 이동형으로 구성하여 어떠한 장소에서든 편리하게 사용할 수 있도록 한 높이조절이 용이한 철봉의 구성방법에 관한 것이다. 
이러한 본 발명은 철봉을 지지하는 지지대의 길이를 변경할 수 있도록 구성하거나, 지지대 사이의 각도를 조절할 수 있도록 구성하면서 이러한 지지대들이 모두 고정되지 않도록 구성한 것으로, 상기와 같은 동작에 의해 철봉의 높낮이를 조절할 수 있어 철봉의 사용연령 범위를 넓게 할 수 있음은 물론 철봉구조물을 이동시킬 수 있어 장소에 구애받지 않고 철봉운동을 할 수 있으며, 철봉구조물이 절첩식으로 구성되어 부피를 최소화할 수 있으므로 휴대성을 향상시킬 수 있고 보관공간을 최소화할 수 있는 이점이 있는 것이다.
Patent KR-20120099866-A (KR)
Title: Exhaust gas denitrifing system having noise-reduction structure
Inventor: LEE SOO TAE
IPC: B01D53/86
Filed: 2011-03-02
Abstract: PURPOSE: An exhaust gas denitrifying system with a noise-reducing structure is provided to reduce the size of a noise reducing part by reducing noises based on a catalytic filtering part in a reactor. CONSTITUTION: An exhaust gas denitrifying system with a noise-reducing structure includes a reactor(6). The reactor includes a catalytic filtering part(62) and a noise reducing part(63). The catalytic filtering part is coated with a catalyst. The catalytic filtering part includes a plurality of through holes through which exhaust gas passes. The noise reducing part reduces noises from denitrified exhaust gas through the catalytic filtering part.
Patent KR-20120102221-A (KR)
Title: 환봉 지지형 커플링장치
Inventor: KIM DONG IM
IPC: F16L21/02
Filed: 2011-03-08
Abstract: 본 발명은 내부에 패킹이 설치되는 체결밴드의 양끝단을 절곡하여 수용부를 형성하되, 상기 수용부에 삽입되는 환봉에는 다수의 볼트관통공이 형성되고 볼트와 너트에 의해 체결력을 제공받아 파이프에 체결되도록 하는 환봉 지지형 커플링장치에 있어서, 상기 수용부는 볼트체결공과 밴드삽입홈 및 밴드삽입공이 구비된 제1수용부와, 체결밴드의 끝단부에 다수의 절개홈이 형성된 제2수용부로 구성되어 지되, 상기 내측으로 절곡된 제1수용부의 밴드삽입홈 및 밴드삽입공에 상기 제2수용부가 교차되도록 외측으로 절곡되며, 상기 교차부위의 상면에는 수직방향으로 지지봉이 형성되어 상기 지지봉의 상부로 볼트가 체결되도록 하되, 상기 볼트에는 한 쌍의 너트가 상기 환봉의 내측에서 체결되어 척력에 의해 체결력을 제공하도록 구성되는 환봉 지지형 커플링장치를 제공하기 위한 것으로, 본 발명은 환봉이 삽입되는 수용부가 서로 교차되어 고정되고 상기 교차 부위에 지지봉이 위치하되, 상기 지지봉을 가로질러 환봉에 체결되는 볼트와 너트는 척력(밀어내는 힘)에 의해 체결력을 제공받으므로 상기 체결력의 미세한 조정이 가능할 뿐더러 상기 지지봉만 체결밴드에 접촉되므로 파이프의 수밀성이 향상되도록 하는 매우 유용한 발명인 것이다.
Patent KR-20120102285-A (KR)
Title: Material long life that use electronic vibration tester high speed fatigue test chamber and system
Inventor: JO JUN BEOM
IPC: G01N17/00
Filed: 2011-03-08
Abstract: PURPOSE: A chamber and a system for testing a material long-lived high speed fatigue using an electronic vibration tester are provided to install a chamber on a table of the electronic vibration tester, thereby reducing costs for a fatigue tester for a long-lived evaluation test of a material. CONSTITUTION: A chamber for testing a material long-lived high speed fatigue using an electronic vibration tester comprises a fixture(4) and an acceleration sensor. A fixing member(2) for fixing a table is installed in the lower part of the fixture and a specimen fixing chuck(3) and a gap sensor are installed in the inside of the fixture. The gap sensor transmits signals by sensing an end tip of the specimen. The acceleration sensor measures vibration of a chamber(1), thereby transmitting signals to a computer.
Patent KR-20110137239-A (KR)
Title: Manufacturing method of cross-linked foam product
Inventor: PARK JANG WON
IPC: B29C48/92
Filed: 2011-03-11
Abstract: PURPOSE: A method for manufacturing cross-linked foam products integrated with fabric is provided to ensure durability of a product without adhesive since in a cross-linking process, a molding material naturally infiltrates into fabric and is integrated with the fabric. CONSTITUTION: A method for manufacturing cross-linked foam products integrated with fabric is as follows. A mold with a hollow is prepared(S110). A molding material with a larger volume than that of the hollow of the mold is filled in the hollow of the mold(S132,S136). In a state the mold is pressed, heat is applied(S140). When the molding material of the mold is cross-linked over a softening point by heat, pressurization is cancelled and the mold is opened(S150). A molding material other than a part filled in the hollow of the mold is removed(S170). Fabric is placed on the top of the mold holding the molding material(S180).
Patent KR-20110043573-A (KR)
Title: Method of measuring physical quantities of object by using single light source and planar sensor unit and virtual golf system utilizing same
Inventor: SUK JEY HO
IPC: A63B69/36
Filed: 2011-03-21
Abstract: PURPOSE: A physical quantity measuring method of an object using a single light source and a flat sensor unit, and a virtual golf system using thereof are provided to accurately measure the physical quantity of the object. CONSTITUTION: A physical quantity measuring method of an object using a single light source(100) and a flat sensor unit comprises the following steps: detecting the shadow of the object generated by the light from the single light source, using the flat sensor unit; and measuring the physical quantity of the object based on the information of the shadow. A virtual golf system using the physical quantity measuring method includes a measuring device(300) for measuring the physical quantity.
Patent KR-20110115104-A (KR)
Inventor: CHOI JONG MUN
IPC: G06Q50/10
Filed: 2011-04-14
Abstract: 정보 공개의 배타성과 정보 접근(열람)의 용이성을 만족시키는 폰북 서비스 방법 및 시스템이 개시된다. 이 시스템 및 방법에 의하면, 폰북 서비스 가입자(정보 공개자)의 신상정보를 신상정보 DB에 등록해 둔다. 이후 폰북 서비스를 요청하는 정보 열람자의 단말기가 정보 공개자로부터 착신된 착신전화번호(또는 정보 공개자가 발신한 발신전화번호)를 바탕으로 폰북 서비스 서버에 접속하면, 폰북 서비스 서버는 신상정보 DB에서 착신전화번호(/발신전화번호)를 인덱스로 하여 해당 신상정보를 검색하여 정보 열람자의 단말기로 전송한다.  
다른 실시예에 있어서, 폰북 서비스를 요청하는 정보 열람자의 임의 접속 요청에 따라, 폰북 서비스 서버가 정보 열람자가 입력된 전화번호를 인덱스로 하여 해당 신상정보를 검색하여 정보 열람자의 단말기로 전송할 수 있다.  
정보 열람자의 단말기는 신상정보를 다운로드받아, 그 전체 또는 일부로부터 폰북 정보를 자동으로 생성할 수 있다.
Patent KR-20120121563-A (KR)
Title: Antiglare plate manufactured by printing process and method thereof
IPC: G02B1/11
Filed: 2011-04-27
Abstract: PURPOSE: An anti-glare board and a manufacturing method thereof are provided to enhance energy efficiency by applying light of small amounts to a wide space and to solve the fatigue of eyes. CONSTITUTION: A pressing roller(20) compresses a printing film(10) and moves it. The printing film is transparent polymer material. A hardening resin composite is coated on one side or both sides of the printing film. A blade(30) supplies ink. A pattern roller(50) is interlocked with the pressing roller and rotates with the pressing roller. The pattern roller forms engraving(51) of a pattern. A dispenser(40) injects the ink into the pattern roller.
Patent KR-20110123667-A (KR)
Title: Solid-state imaging device, method of manufacturing solid-state imaging device, and electronic apparatus
Inventor: ISHIWATA HIROAKI
IPC: H04N5/365
Filed: 2011-04-29
Abstract: PURPOSE: A solid imaging apparatus, a manufacturing method thereof, and an electronic device are provided to symmetrically arrange a photodiode, a transmission gate, and a floating diffusion part, thereby preventing color shading generation. CONSTITUTION: Each transmission gate(22G) is arranged in each photoelectric conversion part(21). The transmission gate transmits signal charges from the photoelectric conversion part. A floating diffusion part(FD) receives the signal charges from the photoelectric conversion part. The photoelectric conversion part generates the signal charges by receiving light which has the same color. The signal charges are added and outputted as an electric signal.
Patent KR-20120122572-A (KR)
Title: Apparatus and method for cleaning and drying single wafer
IPC: H01L21/302
Filed: 2011-04-29
Abstract: PURPOSE: An apparatus and method for cleaning and drying a single wafer are provided to improve the cleaning and drying efficiency of the wafer by removing foreign materials attached to the wafer with a single wafer unit. CONSTITUTION: A support stand(120) supports and rotates a substrate. A rinse solution nozzle(130) sprays rinse solutions on the substrate. A gas nozzle(140) sprays inert gas on the substrate. The rinse solution nozzle is adjacent to the gas nozzle. The rinse solution nozzle and the gas nozzle move from the center to the outer part of the substrate.
Patent KR-20120124232-A (KR)
Title: Engine oil level gage for vehicles
IPC: F01M11/12
Filed: 2011-05-03
Abstract: PURPOSE: An engine oil level gauge for vehicles is provided to inspect the state of engine oil regardless of the size of an engine oil pan as the length of a dip stick is freely adjusted. CONSTITUTION: An engine oil level gauge for vehicles comprises a dip stick member(100), a nipple member(220), an O-ring member(230), and a nut member(240). The dip stick member checks the oil state of the vehicle. The dip stick member is inserted into the first through hole(222) of the nipple member and the second through hole(232) of the O-ring member. One end of the nipple member is coupled to an engine oil pan. The O-ring member is inserted into the receiving groove(224) of the nipple member. The diameter of the second through hole is reduced by pressure, and the O-ring member is fixed to the dip stick member. The nut member is connected to the other end of the nipple member, and pushes the O-ring member.
Patent KR-20110056465-A (KR)
Title: Focus ring
Inventor: MINAMI MASATO
IPC: H01L21/205
Filed: 2011-05-06
Abstract: PURPOSE: A focus ring is provided to implement a high plasma processing apparatus having high shield to resistant plasma and high frequency field. CONSTITUTION: In a focus ring, a multi-layered focus ring(6) is attached on the flange part(5b) and an isolation ring(7). A multi-layered focus ring is formed into a two-layer structure by laminating an upper dielectric and a lower dielectric. The isolation ring is comprised of an inner ring(7a) and an outer ring(7b). A low dielectric substance(6a) is arranged in a base member(5). A plasma-resistance dielectric(6b) is arranged in the process space of the process chamber.
Patent KR-20120128030-A (KR)
Title: Method and device for treating fine ore for sintering
IPC: F27B21/08
Filed: 2011-05-16
Abstract: PURPOSE: A method and a device for treating fine ore for sintering are provided to make fine ore into particles using ferruginous by-products instead of ore, thereby obtaining disposal of dust or sludge as well as strength enhancement of fine ore. CONSTITUTION: A method for treating fine ore for sintering comprises sorting fine ore out of ore for sintering through a screening device(20), mixing the fine ore with ferruginous by-products in a ferruginous by-product bin(30), agitating the mixture with an agitator(40), and granulating the agitated mixture in a granulating device(50), wherein the ferruginous by-products are selected from dust produced from a raw material bin, furnace dust, and sintering dust and contains 6% of fine particles less than 0.150mm.
Patent KR-20120128266-A (KR)
IPC: G09B23/38
Filed: 2011-05-17
Abstract: PURPOSE: A system for ecology learning implement for each step is provided to learn hydrospace, wetlands, a dry region in one space, thereby increasing learning effect. CONSTITUTION: A water supply pipe comprises an entering water pipe(4), a coming out water pipe(5) and a return motor(6). Water which reaches to a limit water level(8) in a wetlands animals and plants aquarium is entered to an underwater animals and plants aquarium(1) through entering water pipe. The entered water is raised to the wetlands animals and plants aquarium by using the return motor through the coming out water pipe. When the water is over the limit water level of the wetlands animals and plants aquarium, the water is entered to the underwater animals and plants aquarium.
Patent KR-20120128489-A (KR)
Title: Shoes waterproof device
IPC: A43B3/20
Filed: 2011-05-17
Abstract: PURPOSE: A waterproof device of shoe is provided to prevent penetration of impurities into a shoe or sole by attaching a protection part to a circumference of the insole. CONSTITUTION: A waterproof device of shoe comprises a protection part(1), a waterproof cloth, and a fixing unit(3). The protection part prevent penetration of impurities through between a sole and a protection part from a lower part of the shoe, is connected to both side of a front adhering part which adheres to a front circumference of the sole while surrounding a part of a front side of a shoe, and comprises a back adhering part which pulls the front adhering part backwards. The fixing unit is mounted to the shoe by being combined to both sides of the protection unit to prevent separation of the protection part from the sole.
Patent KR-20120128866-A (KR)
Title: A single reactor microbial fuel cell using sediment
IPC: H01M8/04
Filed: 2011-05-18
Abstract: PURPOSE: A single reactor type microbial fuel cell is provided to effectively generate energy without environmental contamination by using deposits of sea bottom. CONSTITUTION: A single reactor type microbial fuel cell comprises deposits of sea bottom, an oxidation electrode in the deposits, seawater poured on the deposits, reduction electrode in the seawater, and an electric wire connected to the oxidation electrode and the reduction electrode. Chitin is added as a substrate into the oxidation electrode. The oxidation electrode is a consumable oxidation electrode. The consumable oxidation electrode is a magnesium electrode.
Patent KR-20120129630-A (KR)
IPC: C03C23/00
Filed: 2011-05-20
Abstract: PURPOSE: A low-polished glass planarization process is provided to planarize the low-polished glasses without planarization defects in short processing time. CONSTITUTION: A low-polished glass planarization process comprises the following steps: preparing organic and inorganic hybrid materials which planarize the low-polished glasses(s1); coating the low-polished glassed with the organic and inorganic hybrid materials(s2); and solidifying the surface of the low-polished glasses with the organic and inorganic hybrid materials(s3). The organic and inorganic hybrid materials have Si-O-Si structure and Si-C-Si structure as the backbone. The organic and inorganic hybrid materials additionally include a crosslinker and solvent besides the backbone. The cross-linker works as a bridge of the Si-C-Si structure and Si-O-Si structure. The solvent adjusts the viscosity. The coating step is processed by using a coater or an inkjet nozzle. The curing step is processed at 90-350 deg. Celsius. [Reference numerals] (AA) Start; (BB) End; (S1) Preparing organic and inorganic hybrid materials; (S2) Coating low-polished glass with the organic and inorganic hybrid materials; (S3) Solidifying the surface of the organic and inorganic hybrid materials
Patent KR-20120131372-A (KR)
Title: kimchi refrigerator of pottery
IPC: F25D29/00
Filed: 2011-05-25
Abstract: PURPOSE: A kimchi refrigerator including a pottery is provided to use the pottery capable of contacting kimchi stored inside the refrigerator with the small amount of air necessary for the fermentation. CONSTITUTION: A kimchi refrigerator comprises the following: a body including an upper door(10) opening and closing the upper side, and a front door(20) opening and closing the front side; a mechanical chamber(60) installed on the lower inside of the body; a refrigerating chamber installed on the upper side of the mechanical chamber; a pottery(58) including a kimchi storage unit in the inside, and a lid for covering the pottery; and a mesh net(50) filled with yellow soil balls and ceramic balls.
Patent KR-20110130359-A (KR)
Title: Pressure sensor
Inventor: WILLNER ANDREW F
IPC: G01L9/00
Filed: 2011-05-26
Abstract: PURPOSE: A pressure sensor adopting a strain gauge and electronic technology for the processing and amplifying of signal are provided to improve reliability and to make mass production by promoting packaging technology. CONSTITUTION: A pressure sensor(100) comprises a port type sensing part, a supporting ring(110), and a printed circuit board(122). The supporting ring comprises one or more mounting tabs. The sidewalls facing of the port type sensing part and supporting ring form the lap joint of the similar height. The printed circuit board comprises a plurality of contact pads. The contact pad is arranged in the inner side of the supporting ring and is attached to one or more mounting tabs.
Patent KR-20120132882-A (KR)
Title: 롤 거치판
IPC: B65D85/62
Filed: 2011-05-30
Abstract: 본 발명은 구조가 간단하면서도 시트지가 감겨진 롤의 단부에 하중이 집중되는 것이 방지되어 시트지의 손상이 방지되며, 롤을 수평으로 다단적층시킬 수 있어서 공간대비 더 많은 롤을 거치시킬 수 있어서 결국 운송비용을 줄일 수 있고, 롤이 거치되지 않을 때 서로 끼움결합되어 보관이 매우 용이한 롤 거치판에 관한 것이다.  
본 발명에 따르면, 일방향으로 긴 중공코어(12)의 외주면에 시트지가 감겨진 롤(11)을 거치시키는 롤 거치판에 있어서, 상기 롤 거치판은 롤(11)의 중공코어(12)가 수평으로 배치된 상태에서 중공코어(12)의 양단부에 결합되어 롤(11)이 바닥면에서 이격되도록 하는 한 쌍의 거치판(20)으로 구성되며, 상기 거치판(20)은 전후면이 상대적으로 넓은 형상의 베이스(21)와, 이 베이스(21)의 전면 중앙부에서 전방으로 돌출되어 상기 롤(11)의 중공코어(12)의 일단부에 삽입 고정되는 고정돌기(26)를 포함하며, 상기 각 거치판(20)의 고정돌기(26)가 롤(11)의 중공코어(12)의 양단에 삽입 고정되는 것을 특징으로 하는 롤 거치판이 제공된다.
Patent KR-20120133444-A (KR)
Title: Method and apparatus for scheduling a control channel in a spatial division multiple access mobile communication
IPC: H04B7/04
Filed: 2011-05-31
Abstract: PURPOSE: A control channel scheduling method and an apparatus thereof in an SDMA(Spatial Division Multiple Access) mobile communication system are provided to determine the combination of the number of CCEs as a scheduling target and to allocate a resource which terminals request. CONSTITUTION: A sub-group member selecting unit(615) performs sub-group operations. A CCE(Control Channel Element) number calculating unit(620) calculates the number of CCEs through a sub-group process. A control unit(605) determines the number of the calculated CCE as a scheduling target. The control unit allocates a resource which terminals request. [Reference numerals] (605) Control unit; (610) Group member selecting unit; (615) Sub-group member selecting unit; (620) CCE(Control Channel Element) number calculating unit
Patent KR-20120134412-A (KR)
Title: Display apparatus, display system and image display method thereof
Inventor: KIM JEONG GEUN
IPC: H04N5/44
Filed: 2011-06-02
Abstract: PURPOSE: A display device, a display system and an image display method are provided to project additional image signal to a projected area except a display screen by using a projector. CONSTITUTION: An image processing unit(120) divides image signals into main image signals and sub image signals. The image processing unit processes the main image signals and the sub image signals. A display unit(130) displays the processed image signals. An image projecting unit projects the processed image signals to a predetermined projected area. A controlling unit(150) provides the main image signals among the processed image signals to the display unit according to a predetermined event. The controlling unit provides the sub image signals among the processed image signals to the image projecting unit. [Reference numerals] (110) Image receiving unit; (120) Image processing unit; (130) Display unit; (140) Image projecting unit; (150) Controlling unit
Patent KR-20120135547-A (KR)
Title: Manufacturing method of non-sintering ceramics and non-sintering ceramics manufactured by the method
Inventor: PEE JAE HWAN
IPC: C04B35/653
Filed: 2011-06-07
Abstract: PURPOSE: A manufacturing method of non-sintered ceramics is provided to prevent structural densification and to enable ceramics to be molded in various forms. CONSTITUTION: A manufacturing method of non-sintered ceramics comprises the following steps: fusing ceramic raw materials; cooling the fused ceramic raw material after pouring into a mold; pulverizing the cooled ceramic raw materials; mixing the ceramic raw material powder with curing resin; charging the mixture into a vacuum vibration pressure device and exhausting gas inside the vacuum vibration pressure device and vibrating and pressurizing the mixture; and curing the curing resin included in the pressed molded body. The ceramic raw material is Al2O3, SiO2, ZrO2, MgAl2O4, Si3N4, SiC, BN or AlN. The curing resin is polyester or polyimide.
Patent KR-20110134315-A (KR)
Title: A plug guide for a nailing device and a device comprising the plug guide
Inventor: HERELIER PATRICK
IPC: B25B23/02
Filed: 2011-06-07
Abstract: PURPOSE: In the head of nail is the last portion of stroke, the damage on safety of fixing generated when a head of a nail is not guided at a final part of stroke any more is prevented. CONSTITUTION: A plug guide(8) comprises a bore(13) and a recess portion(15). The bore accepts a nail(9). The nail comprises a shaft(12) and a head(11). It goes a skirt(14) of nail and head and it is taken to inside. The recess portion is formed in a front surface(30) of the plug guide. The recess portion distends the guideline skirt with exhaustion. The recess portion comprises one or more radial bulge(17). A narrowing portion(35) extending the wall of the bore of the plug guide, and for guiding nail is formed, the radial bulge is projected in inside.
Patent KR-20120008438-A (KR)
Title: Drilling device and drilling method
Inventor: FINKENZELLER STEFAN MICHAEL
IPC: E21B7/00
Filed: 2011-06-08
Abstract: PURPOSE: A drilling device and method are provided to put drill cuttings discharged from a bore hole into an unloading unit of am emptying station so that the unloading unit removes the drill cuttings from a drilling tool. CONSTITUTION: A drilling device comprises a drilling mechanism which implements excavation inside a casing pipe. The drilling mechanism comprises a support frame and a drilling tool. The support frame includes a locking unit for fixing the casing pipe. The drilling tool rotates through a telescopic rod by a drill drive arranged on the support frame. An emptying station(20) is attached to the upper end of the casing pipe, and the support frame of the drilling mechanism is fixed to the emptying station. The emptying station has an unloading unit(25) for receiving drill cuttings, which are discharged from the bore hole, and removing the drilling cuttings from the drilling tool.
Patent KR-20120135987-A (KR)
Title: Model manufacturing method
Inventor: KIM TAE HOON
IPC: A63H33/42
Filed: 2011-06-08
Abstract: PURPOSE: A modeling method is provided to manufacture a delicate model, having high durability, and to be close to an actual object. CONSTITUTION: Multiple pieces(R1, R2, R3, R4, ..., L1, L2, L3, L4, ...) are prepared. The multiple pieces have the outline of the cross-sectional shape of an object. The faces of pieces adjacent to each other are mutually connected and fixed. A model corresponding to the shape of an object is formed according to an integration process. The multiple pieces are assembled.